Prosecution Insights
Last updated: April 19, 2026

Examiner: PAK, SUNG H

Tech Center 2800 • Art Units: 2874

This examiner grants 88% of resolved cases

Performance Statistics

87.6%
Allow Rate
+19.6% vs TC avg
1225
Total Applications
+11.5%
Interview Lift
802
Avg Prosecution Days
Based on 1202 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
37.9%
§102 Novelty
50.2%
§103 Obviousness
2.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18532148 OPTICAL SYSTEM AND IMAGE DISPLAY DEVICE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18579916 OPTICAL TRANSMISSION DEVICE, OPTICAL TRANSMISSION DEVICE PRODUCTION METHOD, AND OPTICAL CABLE SYSTEM Non-Final OA NEC Corporation
18543761 OPTICAL WAVEGUIDE PACKAGE AND LIGHT-EMITTING DEVICE Non-Final OA KYOCERA Corporation
18429850 PACKAGE STRUCTURE AND METHOD FOR FORMING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18427846 SEMICONDUCTOR PHOTONIC PACKAGE Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
18090253 ELECTRO-OPTICAL CIRCUITS WITH LOW-VOLTAGE SWITCHABLE PHOTONIC INTERFACE Non-Final OA Intel Corporation
18243369 FIBER OPTIC TERMINALS WITH WAVELENGTH DIVISION MULTIPLEXING AND PHYSICAL PATH REDUNDANCY Non-Final OA CORNING RESEARCH & DEVELOPMENT CORPORATION
18405366 OPTICAL FIBER CABLE AND RACEWAY THEREFOR Non-Final OA Ciena Corporation
18569333 OPTO-MECHANICAL ARRAY DEVICE Non-Final OA Nippon Telegraph and Telephone Corporation
18430486 MULTISENSING CABLE FOR OVERHEAD POWER TRANSMISSION LINES Non-Final OA PRYSMIAN S.p.A.
18602752 OPTICAL ADAPTER HOLDING STRUCTURE, OPTICAL ADAPTER, METHOD FOR PLUGGING AND UNPLUGGING OPTICAL CONNECTOR, AND METHOD FOR CHECKING BENDING RADIUS OF OPTICAL CABLE Non-Final OA Shoden Seiwa Co., Ltd.
18436086 400G SILICON PHOTONIC PACKAGE WITH SELF-ALIGNED FIBER Non-Final OA SHUNYUN TECHNOLOGY (ZHONGSHAN) Limited
18437207 800G OPTICAL MODULE WITH SINGLE-MODE BIDIRECTIONAL FIBER Non-Final OA SHUNYUN TECHNOLOGY (ZHONGSHAN) Limited
18405572 THREE-DIMENSIONAL MICRO-OPTICAL SYSTEMS Non-Final OA X-Celeprint Limited
18576554 Method and System for Correcting Imbalance in In-phase/Quadrature Demodulation of Optical fiber DAS Data Non-Final OA BGP Inc., China National Petroleum Corporation

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